Eslint fixes (denoland/deno_std#356)

Make warnings fail
Original: https://github.com/denoland/deno_std/commit/4543b563a9a01c8c168aafcbfd9d4634effba7fc

1 files changed, 2 insertions, 2 deletions

diff --git a/flags/num_test.ts b/flags/num_test.ts
index 752e1752f..1123f7ecc 100755
--- a/flags/num_test.ts
+++ b/flags/num_test.ts
@@ -3,7 +3,7 @@ import { test } from "../testing/mod.ts";
 import { assertEquals } from "../testing/asserts.ts";
 import { parse } from "./mod.ts";
 
-test(function nums() {
+test(function nums(): void {
   const argv = parse([
     "-x",
     "1234",
@@ -33,7 +33,7 @@ test(function nums() {
   assertEquals(typeof argv._[0], "number");
 });
 
-test(function alreadyNumber() {
+test(function alreadyNumber(): void {
   const argv = parse(["-x", 1234, 789]);
   assertEquals(argv, { x: 1234, _: [789] });
   assertEquals(typeof argv.x, "number");